How many people are playing Hostile Mars Playtest right now?

Hostile Mars Playtest has 15 players on Steam right now, with a 24-hour peak of 21 and an all-time peak of 28 on 6 Sep 2026.

What is the all-time peak player count of Hostile Mars Playtest?

28 concurrent players on 6 Sep 2026.

Hostile Mars Playtest was released on Steam on 30 Aug 2026.

Hostile Mars Playtest Patches · SteamPeaks

Hostile Mars Playtest

Major patches only

Date	Day	Time	Patch title	Build ID	Branch	Depots	Download Δ
7 Sep 2026new	Mon	16:18	No patch notes · unannounced build	25170838	public	1	—
7 Sep 2026new	Mon	14:09	No patch notes · unannounced build	25168729	public	1	—
5 Sep 2026	Sat	17:16	No patch notes · unannounced build	25143429	public	1	—
5 Sep 2026	Sat	15:53	No patch notes · unannounced build	25142628	public	1	—
4 Sep 2026	Fri	20:58	No patch notes · unannounced build	25132257	public	1	—
4 Sep 2026	Fri	17:21	No patch notes · unannounced build	25129179	public	1	—
3 Sep 2026	Thu	20:28	No patch notes · unannounced build	25109991	public	1	—
3 Sep 2026	Thu	15:49	No patch notes · unannounced build	25105366	public	—	—

public branch · shipped todayother branchwide buildhas patch notes

Showing 8 of 9 builds · Δ is the compressed download for the public branch, available once the depot worker runsLoad older builds